cp's OEIS Frontend

This is a front-end for the Online Encyclopedia of Integer Sequences, made by Christian Perfect. The idea is to provide OEIS entries in non-ancient HTML, and then to think about how they're presented visually. The source code is on GitHub.

A043571 Numbers whose base-2 representation has exactly 4 runs.

Table of values

n a(n)
1 10
2 18
3 20
4 22
5 26
6 34
7 36
8 38
9 40
10 44
11 46
12 50
13 52
14 54
15 58
16 66
17 68
18 70
19 72
20 76
21 78
22 80
23 88
24 92
25 94
26 98
27 100
28 102
29 104
30 108
31 110
32 114
33 116
34 118
35 122
36 130
37 132
38 134
39 136
40 140
41 142
42 144
43 152
44 156
45 158
46 160
47 176
48 184
49 188
50 190
51 194
52 196

List of values

[10, 18, 20, 22, 26, 34, 36, 38, 40, 44, 46, 50, 52, 54, 58, 66, 68, 70, 72, 76, 78, 80, 88, 92, 94, 98, 100, 102, 104, 108, 110, 114, 116, 118, 122, 130, 132, 134, 136, 140, 142, 144, 152, 156, 158, 160, 176, 184, 188, 190, 194, 196]